For a description ( ? ), I look for this paper : BREUNING S., 1960. Nouveaux Longicornes du Muséum national d'Histoire naturelle (4e note) [Col. Cerambycidae]. Bulletin de la Société Entomologique de France, Paris 65 (1-2): 29-36.
( and if you are looking for a paper, may be I have it...)